This upgrade is made intandum with upgrading ydotools.
The only dependending package of this library at the moment.
Changing to date notation because ydotool just specifies a specific
commit, since no other library depends on this, I upgraded it
to that exact same version.
Fix cxxopts date formating
Update pkgs/development/libraries/cxxopts/default.nix
Co-authored-by: Sandro <sandro.jaeckel@gmail.com>
